搜索结果: 1-15 共查到“国际动态 surface”相关记录29条 . 查询时间(0.109 秒)
MIT neuroscientists have found a way to reverse neurodegeneration and other symptoms of Alzheimer’s disease by interfering with an enzyme that is typically overactive in the brains of Alzheimer’s pati...
Partly melted rocks under Earth’s surface offer insights into what makes plate tectonics possible（图）
地球表面 板块构造 构造地质学
2023/6/26
Using seismic waves, scientists detect widespread partially molten rock hidden under the Earth’s tectonic plates in a new way, a step in settling a long-held geological debate that has big implication...
MIT engineers have developed ultralight fabric solar cells that can quickly and easily turn any surface into a power source.
Microbial diversity below the seafloor is as rich as on Earth's surface（图）
Microbial seafloor rich Earth's surface
2020/10/30
For the first time, researchers have mapped the biological diversity in marine sediment, one of Earth's largest global biomes. Although marine sediment covers 70% of Earth's surface, little was known ...
Early detection of soil-surface ozone helps prevent damage to grapevines and apple trees（图）
Early detection soil-surface ozone prevent damage grapevines apple trees
2020/9/18
The resilient polymer tattoos placed on the leaves allow for "frequent and long-term monitoring of cellular ozone damage in economically important crops such as grapes and apples," Andrew says."We sel...
Study explores how rock expands near soil surface in Sierra Nevada（图）
rock expands soil surface Sierra Nevada
2019/10/18
A University of Wyoming researcher and his team have discovered that weathering of subsurface rock in the southern Sierra Nevada Mountains of California is due more to rocks expanding than to chemical...
Correcting historic sea surface temperatures reveals simpler pattern of ocean warming（图）
sea surface temperatures simpler pattern ocean warming
2019/10/23
Something odd happened in the oceans in the early 20th century. The North Atlantic and Northeast Pacific appeared to warm twice as much as the global average. Atmospheric and oceanic models have had t...
Astronomers Create First Detailed Images Of Surface Of Giant Star（图）
Astronomers Create First Detailed Surface Of Giant Star
2018/2/1
An international team of astronomers has produced the first detailed images of the surface of a giant star outside our solar system, revealing a nearly circular, dust-free atmosphere with complex area...
Researchers Inadvertently Boost Surface Area of Nickel Nanoparticles for Catalysis（图）
Researchers Boost Surface Area Nickel Nanoparticles Catalysis
2017/12/18
Ni nanoparticles (NPs) catalyze many chemical reactions, in which they can become contaminated or agglomerate, resulting in poorer performance. We report deposition of silica (SiO2) onto Ni NPs from t...
From Greenhouse Gas to 3-D Surface-Microporous Graphene（图）
Greenhouse Gas 3-D Surface Microporous Graphene
2017/9/1
A material scientist at Michigan Technological University invented a novel approach to take carbon dioxide and turn it into 3-D graphene with micropores across its surface. The process is the focus of...
Scientists Report Large-Scale Surface Melting Event in Antarctica during 2015-16 El Nino
Scientists Large-Scale Surface Melting Event Antarctica 2015-16 El Nino
2017/7/21
The West Antarctic Ice Sheet, a landbound mass of ice larger than Mexico, experienced substantial surface melt through the austral summer of 2015-2016 during one of the largest El Niño events of ...
West Virginia groundwater not affected by fracking, but surface water is
West Virginia groundwater not affected by fracking surface water is
2017/4/27
Fracking has not contaminated groundwater in northwestern West Virginia, but accidental spills of fracking wastewater may pose a threat to surface water in the region, according to a new study led by ...
A traffic cop for the cell surface:Illuminating a basic biological process
A traffic cop cell surface basic biological process
2017/3/14
On the surfaces of our trillions of cells is a complex crowd of molecules moving around, talking to each other, occasionally segregating themselves, and triggering basic functions ranging from pain se...
Climate cycles may explain how running water carved Mars' surface features
Climate cycles running water carved Mars surface features
2016/12/13
Dramatic climate cycles on early Mars, triggered by buildup of greenhouse gases, may be the key to understanding how liquid water left its mark on the planet's surface, according to a team of planetar...
For the first time in humans,researchers use brain surface stimulation to provide ‘touch’ feedback to direct movement
humans researchers brain surface stimulation touch’ feedback direct movement
2016/11/4
In the quest torestore movement to people with spinal cord injuries, researchers have focused on getting brain signals to disconnected nerves and muscles that no longer receive messages that would spu...